|For additional national, regional, and
statewide data and graphics from 1895-present, for August, the last
3 months or other periods, please visit the Climate At A Glance page.
- August 2006 was the 11th
warmest August in the 1895-2006 record. The preliminary
nationally averaged temperature was 74.5°F
(23.6°C). The record warmest August was set in 1983,
with an average temperature of 75.8°F (24.3°C) for the
- August had above-average
precipitation nationally, ranking as the 17th wettest August in the
1895-2006 record. An average 2.97 inches (75 mm) fell over
the contiguous U.S. in August, 0.4 inches (10 mm) above the 20th
century mean for the month.
- Boreal summer was the second warmest
summer in the 1895-to-present record. The preliminary
nationally averaged June-August temperature was 74.5°F
(23.6°C). The warmest summer on record occurred in 1936
(74.7°F). August rainfall resulted in near-normal June-August
precipitation, with the summer ranking as the 41st driest on
record. A total of 8.13 inches (206 mm) of precipitation fell
during the 3-month period.
- The 6-month (March-August) national
average temperature tied 1934 for the warmest such period on
record. The nationally-averaged temperature was 64.4°F
(18°C). At 15.18 inches (386 mm), March - August
precipitation was below-normal and ranked as the 32nd driest such
period in the 1895-2006 record.
- January to August has been the
warmest such year-to-date period on record. The nationally
averaged year-to-date temperature was 57.6°F (14.2°C).
The previous record of 57.2°F (14.0°C) was set in
1934. The year-to-date also was 26th driest January-August in
the 112-year record, receiving a national average 19.1 inches (485
mm) of precipitation during the period, or 1.1 inches (28 mm) below
the 20th Century average.
- September 2005 - August 2006 was the
warmest such period in the 1895-2006 record. The preliminary
nationally-averaged 12-month temperature was 55.3°F
(12.9°C). Precipitation was below-average for the
September 2005 - August 2006 period, ranking it as the 32nd driest
September-August in the 111-year record. Nationally-averaged
total 12-month precipitation was 27.77 inches (705 mm).
Regional and Statewide: